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Q71F Wafer Type Ball Valve Stainless Steel Reduced Bore Pneumatic Actuator Operated Product Features 1PC Wafer Ball Valve Applicable Standards: - Design and Manufacturing : GB / T12237 / ......
Wafer Type Extend Stem WCB Ball Valve with Reduced Bore Product Features 2PC Wafer Ball Valve Applicable Standards: - Design and Manufacturing : GB / T12237 / 1989 - Connection : JB / T79 - Fireproof Test: GB /...